Hoffman Specialty, Model 4A, 401413
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Hoffman Specialty, Model 4A, 401413

Main Steam Vents, Model 4A Air Valve (non-vacuum)

SKUM49105
ManufacturerHoffman Specialty
Mfr. Part #401413
UPC027557130936
Points0.71
$70.70
   
Features
  • Single non-adjustable port
  • For residential or small one-pipe or two-pipe systems
  • Install 6-10" (150-250mm) above horizontal return and 18" (450mm) above the boiler water line
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Specification
Type Float-type thermostatic vent
Connection Sizes 1/2" NPT female and 3/4" NPT male straight shank
Max Operating Pressure (psig) 2
Max Pressure (psig) 10
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